Rhino: “Reduce mesh” from high polygon mesh models

Find complex mesh model on “3dwarehouse.com” and import it into rhino.

Issues with “Reduce mesh”: check Import (Explode blocks and open groups)
First “ReduceMesh”.
Viewport: “Shades” and “Flat Shade” to see planar surfaces properly.

Reduce mesh by polygon count or by percent.

Feature “Add all naked” to keep vertices of borders.

Feature “Locked mesh points” to keep vertices of object.

Check mesh and optimize mesh for planar surfaces with “planar only”.

Convert mesh to nurbs again with “MeshToNurbs”.